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Line 6 only uses 2 different 1/4"" input jacks on their products, so if this looks like the one you have, it is!
This part is used on:
POD XT Live and Pro
POD X3 Live and Pro
POD HD 300, 400, 500, 500x, Pro
POD Studio and Tone Port series
Duoverb
Vetta I, II
Flextone III
HD147
Low Down series amps
M series Stompboxes
Spider Valve series
Spider IV series (excluding 15w and 30w)
DT series
Amplifi series
Firehawk
Line 6 recommends these parts be installed by an authorized Line 6 service center. Line 6 assumes no responsibility for any damages done to your product while installing this part. All sales are final, no refunds or exchanges.
21-00-6617